Bhopal/IBNS, May 28 -- The investigation into the death of former model and actor Twisha Sharma intensified sharply on Thursday after the Central Bureau of Investigation (CBI) arrested her mother-in-law, Giribala Singh, shortly after the Madhya Pradesh High Court cancelled her anticipatory bail.

Twisha Sharma, 33, was found dead at her in-laws' residence in Bhopal on May 12.

The case has since triggered widespread attention due to allegations of dowry harassment, evidence tampering and questions surrounding the circumstances of her death.

A three-member CBI team arrived at Giribala Singh's residence on Thursday morning and questioned her as part of the ongoing investigation before taking her into custody.

Sources said the agency also ...